The first Ultron made of Adamantium should have been labeled “Ultron-6” not “Ultron-7“…Thanks to Russ Berberio for pointing this out.
A.I.M. M.O.D.O.K. is erroneously defined as Mental Organization Designed Only for Killing, instead of Mental Organism…Thanks to Jeff Strabone for pointing this out.
Ant-Man (Scott Lang)’s first appearance was in AVENGERS #181 (1979) not AVENGERS #187 (1979)...Thanks to Jay Van Antwerp for pointing this out.
The name of Armadillo’s wife is Bonita not Maria…Thanks to John Meyer for pointing this out.
Contrary to paragraph one, the Earth has no center of gravity at the center of the world…Thanks to Philip Chien for pointing this out.
The Asp’s fist appearance was in CAPTAIN AMERICA #310 (1985) not CAPTAIN AMERICA #309 (1985)...Thanks to John Strack for pointing this out.
The entry states that Attilian was founded about seven thousand years ago, while the illustration is labeled 10,000 BC. The picture should have been labeled 5,000 BC…Thanks to Jeff Strabone for pointing this out.
Omitted from the text was “Origin: ALPHA FLIGHT #9 (1984)”...Thanks to Ronald Bialkowski for highlighting this omission.
In column three, the speed of light should have read 186,272 miles per second, not 186,272...Thanks to Wilbur C. Mills for pointing this out.
The map shows the “Former site of Attilan” as southeast of Iceland while the Attilan entry indicates it is southwest of Iceland. The map is in error…Thanks to Scott Golden for pointing this out.
The depth of the lowest sub-basement of Avengers Mansion was left blank. It should have read 110 feet….Thanks to Brian L. Schaal for pointing this out.
The First appearance of the Quinjet was omitted. It should have stated “First appearance: AVENGERS #61 (1969)”…Thanks to Robert Robertson for highlighting this omission.